diff --git a/requirements-test.txt b/requirements-test.txt
index 4135b04..cacb95a 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -1,7 +1,7 @@
 pip==25.3
 invoke==2.0.0
 pytest==8.0.0
-black==25.9.0
+black==26.1.0
 flake8==7.3.0
 flake8-annotations==3.0.0
 flake8-import-order==0.19.2